<!DOCTYPE html>
<html lang="zh-CN">

<head>
    <meta charset="UTF-8">
    <title>冒泡排序</title>
</head>

<body>
    <script>
        // let arr = [5, 4, 3, 2, 1]
        // for (let i = 0; i < arr.length - 1; i++) {
        //     for (let j = 0; j < arr.length - 1 - i; j++) {
        //         if (arr[j] > arr[j + 1]) {
        //             let temp = 0;
        //             temp = arr[j]
        //             arr[j] = arr[j + 1]
        //             arr[j + 1] = temp
        //         }

        //     }
        // }
        // console.log(arr)

        function getSort(arr) {
            for (let i = 0; i < arr.length - 1; i++) {
                for (let j = 0; j < arr.length - 1 - i; j++) {
                    if (arr[j] > arr[j + 1]) {
                        let temp = 0;
                        temp = arr[j]
                        arr[j] = arr[j + 1]
                        arr[j + 1] = temp
                    }

                }
            }
            return arr
        }
        let arr=[1,5,3,45,2,7,8]
        getSort(arr)
        console.log(arr)
    </script>
</body>

</html>